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DSZH Tube fitting inches 3/8" - HVAC Tools
DSZHHVAC Tools

DSZH Tube fitting inches 3/8"

DSZH tube fitting with 3/8 inch (DN8) brass nuts for HVAC refrigeration systems. Rated for R22, R134a, R404, R407C, R410, and R507 refrigerants. Fluid Group II designation suits medium-pressure cooling and heating…

SKU 3G-CBM-01596

Brand
DSZH
Item
Tube fitting inches 3/8"
Category
HVAC Tools
UNSPSC
41112509 — Air velocity and temperature monitors
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

DSZH
type
Tube fitting brass nuts
fluid group
II
nominal bore
DN8 (3/8 inch)
refrigerants
R22, R134a, R404, R407C, R410, R507
rohs directive
2011/65/EU
pressure directive
2014/68/EU

Technical Documents

(1)
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DSZH Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

DSZH tube fitting with 3/8 inch (DN8) brass nuts for HVAC refrigeration systems. Rated for R22, R134a, R404, R407C, R410, and R507 refrigerants. Fluid Group II designation suits medium-pressure cooling and heating applications.

Frequently Asked Questions

What is the DSZH tube fitting 3/8 inch used for?

The DSZH tube fitting with 3/8 inch brass nuts is used in HVAC refrigeration systems to connect copper tubing. It is suitable for medium-pressure cooling and heating applications using refrigerants such as R22, R134a, R404, R407C, R410, and R507, classified as Fluid Group II.

What are the specifications of the DSZH tube fitting 3/8 inch?

The DSZH tube fitting has a nominal bore of DN8 (3/8 inch) and brass nuts. It is rated for a maximum allowable working pressure of 45 bar and a temperature range of -40°C to +150°C. The fitting complies with the Pressure Equipment Directive 2014/68/EU and RoHS Directive 2011/65/EU.

Where to buy DSZH tube fittings in Singapore?

You can source DSZH tube fittings in Singapore through 3G Electric. We handle logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on orders for the 3/8 inch brass nut model.

How to install DSZH tube fitting 3/8 inch brass nuts?

To install the DSZH tube fitting, ensure the copper tube is clean and deburred. Slide the brass nut over the tube, then tighten it onto the matching fitting using two wrenches—one to hold the fitting body and one to turn the nut. Avoid overtightening to prevent damage to the seal.

Used in

Common applications for DSZH
Split-system air conditioner service — DSZH SAE unions and flare fittings for refrigerant line connections
Heat pump maintenance — DSZH dudgeon/NPT unions for adapting service valves
Refrigerant recovery operations — DSZH adapter bottles and reducing adapters for recovery equipment
Industrial refrigeration systems — DSZH T unions and multi-port bases for manifold assembly
Compressor burnout cleanup — DSZH Acid Away Pro neutralizer with disposable injector
Condenser coil repair — DSZH plastic fin rectifier for straightening bent fins
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DSZH Products

3G Electric supplies DSZH hvac tools. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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